| Used Operating Systems |
| 1 | 3844 | 33.57 | 1395 | 36.73 | Windows NT |
| 2 | 3569 | 31.17 | 162 | 4.27 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1563 | 13.65 | 1416 | 37.28 | +http://www.baidu.com/search/spider.html |
| 4 | 1220 | 10.65 | 532 | 14.01 | +http://www.bing.com/bingbot.htm |
| 5 | 726 | 6.34 | 192 | 5.06 | +http://www.google.com/bot.html |
| 6 | 217 | 1.90 | 32 | 0.84 | +http://yandex.com/bots |
| 7 | 88 | 0.77 | 4 | 0.11 | +http://endb-consolidated.aihit.com/ |
| 8 | 42 | 0.37 | 2 | 0.05 | http://www.lipperhey.com/ |
| 9 | 42 | 0.37 | 20 | 0.53 | help@moz.com |
| 10 | 30 | 0.26 | 6 | 0.16 | +http://siteexplorer.info/ |
| 11 | 18 | 0.16 | 9 | 0.24 | http://crawler.sistrix.net/ |
| 12 | 18 | 0.16 | 9 | 0.24 | +http://www.exabot.com/go/robot |
| 13 | 14 | 0.12 | 5 | 0.13 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 13 | 0.11 | 0 | 0.00 | Win32 |
| 15 | 9 | 0.08 | 3 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 16 | 6 | 0.05 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 17 | 5 | 0.04 | 0 | 0.00 | Linux 2.4.x |
| 18 | 5 | 0.04 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 19 | 5 | 0.04 | 4 | 0.11 | X11 |
| 20 | 3 | 0.03 | 0 | 0.00 | Macintosh PPC |
| 21 | 3 | 0.03 | 3 | 0.08 | Android 2.3.5 |
| 22 | 3 | 0.03 | 2 | 0.05 | +http://www.semrush.com/bot.html |
| 23 | 3 | 0.03 | 1 | 0.03 | +info@netcraft.com |
| 24 | 2 | 0.02 | 0 | 0.00 | Linux i686 [unknown version] |
| 25 | 2 | 0.02 | 0 | 0.00 | Windows 98 |
| 26 | 1 | 0.01 | 1 | 0.03 | Windows 2000 |
